1967: Lectureship at the School of Visual Artsin New York and at New York University.

1970: Started colour as well as black and white paintings, superimposing layers of primary colours to imitate commercial printing techniques.

1972 & 1977: Participated in documenta 5 and 6 in Kassel.

1979: Started painting over and manipulating enlarged polaroid photographs, and later used papier-mache collages to produce screen images.

1980: Retrospective in Minneapolis. Close is one of the most important representatives of American Superrealism and Photorealism. As demonstration material for his full size portraits, he uses self-made passport photos.